Analysis

  • max time kernel
    148s
  • max time network
    68s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    13/11/2026, 11:35

General

  • Target
    install_0ea2f22e.msi
  • Size 10.4MB
  • Sample261113-np7e8atz2m
  • SHA256 7055483a77f679ad569c3a9bfe76cdb8e5b96efc44d2bf2a6f08e930add598b0
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
  • Looks for VMWare Tools registry key 2 TTPs 1 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 13 IoCs
  • Unexpected DNS network traffic destination 3 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • Enumerates connected drives 3 TTPs 46 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Windows directory 4 IoCs
  • Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 5 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies data under HKEY_USERS 8 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 49 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\install_0ea2f22e.msi
    1⤵
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:6056
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1984
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:5988
    • C:\Windows\System32\MsiExec.exe
      C:\Windows\System32\MsiExec.exe -Embedding F7CF09CF2D6CF284449F92886440428E
      2⤵
      • Loads dropped DLL
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:5060
      • C:\Windows\System32\schtasks.exe
        schtasks /create /tn "MicrosoftEdgeUpdateTask4bcb90" /tr "\"C:\Users\Admin\AppData\Local\Programs\Python\Python311\pythonw.exe\" \"C:\Users\Admin\AppData\Local\3ba040376242\3ba040376242.pyw\"" /sc minute /mo 12 /f /RU SYSTEM /RL HIGHEST
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:5872
      • C:\Windows\System32\schtasks.exe
        schtasks /create /tn "OfficeBackgroundTaskHandler4fffbb" /tr "\"C:\Users\Admin\AppData\Local\Programs\Python\Python311\pythonw.exe\" \"C:\Users\Admin\AppData\Local\f024d1c5d8c7\f024d1c5d8c7.pyw\"" /sc minute /mo 12 /f /RU SYSTEM /RL HIGHEST
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:2244
      • C:\Windows\System32\schtasks.exe
        schtasks /run /tn "MicrosoftEdgeUpdateTask4bcb90"
        3⤵
          PID:3532
        • C:\Windows\System32\schtasks.exe
          schtasks /run /tn "OfficeBackgroundTaskHandler4fffbb"
          3⤵
            PID:432
      • C:\Windows\system32\vssvc.exe
        C:\Windows\system32\vssvc.exe
        1⤵
        • Checks SCSI registry key(s)
        • Suspicious use of AdjustPrivilegeToken
        PID:2692
      • C:\Users\Admin\AppData\Local\Programs\Python\Python311\pythonw.exe
        "C:\Users\Admin\AppData\Local\Programs\Python\Python311\pythonw.exe"
        1⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:4296
      • C:\Users\Admin\AppData\Local\Programs\Python\Python311\pythonw.exe
        "C:\Users\Admin\AppData\Local\Programs\Python\Python311\pythonw.exe" "C:\Users\Admin\AppData\Local\3ba040376242\3ba040376242.pyw"
        1⤵
        • Looks for VirtualBox Guest Additions in registry
        • Looks for VMWare Tools registry key
        • Executes dropped EXE
        • Loads dropped DLL
        • Unexpected DNS network traffic destination
        • Modifies data under HKEY_USERS
        • Suspicious behavior: EnumeratesProcesses
        PID:4592
      • C:\Users\Admin\AppData\Local\Programs\Python\Python311\pythonw.exe
        "C:\Users\Admin\AppData\Local\Programs\Python\Python311\pythonw.exe" "C:\Users\Admin\AppData\Local\f024d1c5d8c7\f024d1c5d8c7.pyw"
        1⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:2164
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k GPSvcGroup
        1⤵
          PID:1740

        Network

              MITRE ATT&CK Enterprise v16

              Replay Monitor

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              Downloads

              3ba040376242.pyw

              • Path C:\Users\Admin\AppData\Local\3ba040376242\3ba040376242.pyw
              • Size 110B
              • SHA256 ece421b3575e70f26cce85e069ca456d658358a49f141135094a39f81d4065a9
              • MD5 SHA1 SHA512 TLSH

              __init__.py

              • Path C:\Users\Admin\AppData\Local\3ba040376242\Lib\site-packages\tzzrxvv\__init__.py
              • Size 43B
              • SHA256 27914d09c6d8c85287570bec61fffd00d1067da596f5c5b604f83f7d8212aaac
              • MD5 SHA1 SHA512

              _core.pyd

              • Path C:\Users\Admin\AppData\Local\3ba040376242\Lib\site-packages\tzzrxvv\_core.pyd
              • Size 75KB
              • SHA256 6b2ca3a9043643b27406cc9fa2a04d3e4b92e605ff53b5e1bbe2e383316ec5bc
              • MD5 SHA1 SHA512 SSDEEP TLSH

              VCRUNTIME140.dll

              • Path C:\Users\Admin\AppData\Local\Programs\Python\Python311\VCRUNTIME140.dll
              • Size 116KB
              • SHA256 4d292623516f65c80482081e62d5dadb759dc16e851de5db24c3cbb57b87db83
              • MD5 SHA1 SHA512 SSDEEP TLSH

              python3.dll

              • Path C:\Users\Admin\AppData\Local\Programs\Python\Python311\python3.dll
              • Size 65KB
              • SHA256 db84bc052cfb121fe4db36242ba5f1d2c031b600ef5d8d752cf25b7c02b6bac6
              • MD5 SHA1 SHA512 SSDEEP TLSH

              python311._pth

              • Path C:\Users\Admin\AppData\Local\Programs\Python\Python311\python311._pth
              • Size 80B
              • SHA256 2e49845005576acc75d1fa54ca0aa29589c2714499a4d8d8122cb342b14ca446
              • MD5 SHA1 SHA512 TLSH

              python311.dll

              • Path C:\Users\Admin\AppData\Local\Programs\Python\Python311\python311.dll
              • Size 5.5MB
              • SHA256 0817a2a657a24c0d5fbb60df56960f42fc66b3039d522ec952dab83e2d869364
              • MD5 SHA1 SHA512 SSDEEP TLSH

              python311.zip

              • Path C:\Users\Admin\AppData\Local\Programs\Python\Python311\python311.zip
              • Size 4.1MB
              • SHA256 7d0f59c930e7d3d9352399ea3c95c0272489b3c09a8e95faaedfa8a23e20e5b1
              • MD5 SHA1 SHA512 SSDEEP TLSH

              pythonw.exe

              • Path C:\Users\Admin\AppData\Local\Programs\Python\Python311\pythonw.exe
              • Size 99KB
              • SHA256 d5355e1de2a5195dccb1ba524b146aa7705be71af18d876819756838251b37b3
              • MD5 SHA1 SHA512 SSDEEP TLSH

              __init__.py

              • Path C:\Users\Admin\AppData\Local\f024d1c5d8c7\Lib\site-packages\lulzgcnfgk\__init__.py
              • Size 44B
              • SHA256 41cdfe25b9072c934ed20f2f07b938b43b9e296d5eb40669e83422730fb793cd
              • MD5 SHA1 SHA512

              cv2.pyd

              • Path C:\Users\Admin\AppData\Local\f024d1c5d8c7\Lib\site-packages\lulzgcnfgk\cv2.pyd
              • Size 21KB
              • SHA256 8ca176bea3ba5b44ba3d0ba0f3f39678c0487fbde9a6e64cd1010050dd0dda2b
              • MD5 SHA1 SHA512 SSDEEP TLSH

              f024d1c5d8c7.pyw

              • Path C:\Users\Admin\AppData\Local\f024d1c5d8c7\f024d1c5d8c7.pyw
              • Size 113B
              • SHA256 626eed538c63fb1ccaf07b98c056a48fff946fc1bdb5b0184422b1e25cd5fd9a
              • MD5 SHA1 SHA512 TLSH

              MSI5143.tmp

              • Path C:\Windows\Installer\MSI5143.tmp
              • Size 10.3MB
              • SHA256 e2f57c594434a4015f7740208903dc99a914c666ed75c8439fc3f340ab8aec10
              • MD5 SHA1 SHA512 SSDEEP TLSH

              metadata-2

              • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
              • Size 26.1MB
              • SHA256 826ba74eb0a92e5b8918a678fdd5e8e7593853b1a4a5fa9a9d8c5046b12022a0
              • MD5 SHA1 SHA512 SSDEEP TLSH

              {c3a8c639-087f-4aaf-afb5-e2f07fac370c}_OnDiskSnapshotProp

              • Path \??\Volume{8a43e30d-0000-0000-0000-d08302000000}\System Volume Information\SPP\OnlineMetadataCache\{c3a8c639-087f-4aaf-afb5-e2f07fac370c}_OnDiskSnapshotProp
              • Size 6KB
              • SHA256 bd828730ec1991c74a4cb0f2ca9a8bad064d128032ecb1b36776875287f2be5f
              • MD5 SHA1 SHA512 SSDEEP TLSH

              memory/2164-59-0x00007FFDC9910000-0x00007FFDC991E000-memory.dmp

              memory/4592-60-0x00007FFDC9920000-0x00007FFDC993B000-memory.dmp

              memory/4592-67-0x00007FFDC9920000-0x00007FFDC993B000-memory.dmp